/*
 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package org.graalvm.compiler.truffle.compiler.nodes;

import org.graalvm.compiler.graph.IterableNodeType;
import org.graalvm.compiler.graph.NodeClass;
import org.graalvm.compiler.nodeinfo.NodeCycles;
import org.graalvm.compiler.nodeinfo.NodeInfo;
import org.graalvm.compiler.nodeinfo.NodeSize;
import org.graalvm.compiler.nodes.NodeView;
import org.graalvm.compiler.nodes.ValueNode;

/**
 * See {@link InlineDecisionNode}. Must be {@link #resolve() resolved} before actually performing
 * the inlining.
 */
@NodeInfo(cycles = NodeCycles.CYCLES_0, size = NodeSize.SIZE_0)
public final class InlineDecisionInjectNode extends ValueNode implements IterableNodeType {

    public static final NodeClass<InlineDecisionInjectNode> TYPE = NodeClass.create(InlineDecisionInjectNode.class);
    @Input private ValueNode args;
    @Input private InlineDecisionNode decision;

    protected InlineDecisionInjectNode(ValueNode args, InlineDecisionNode decision) {
        super(TYPE, args.stamp(NodeView.DEFAULT));
        this.args = args;
        this.decision = decision;
    }

    public static InlineDecisionInjectNode create(ValueNode args, InlineDecisionNode decision) {
        return new InlineDecisionInjectNode(args, decision);
    }

    public void resolve() {
        replaceAtUsagesAndDelete(args);
    }

    public ValueNode getDecision() {
        return decision;
    }
}
